Where: Custer County, South Dakota (43.5° N, 103.3° W: paleocoordinates 41.7° N, 52.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Chilson Member (Lakota Formation), Barremian (129.4 - 125.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by N. H. Darton in 1898; reposited in the UNSM

Collection methods: quarrying, mechanical,

• Collected by N. H. Darton, 1898

Primary reference: F. A. Lucas. 1901. A new dinosaur, Stegosaurus marshi, from the Lower Cretaceous of South Dakota. Proceedings of the United States National Museum 23(1224):591-592 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 47345: authorized by Matthew Carrano, entered by Matthew Carrano on 23.02.2005

Creative Commons license: CC BY (attribution)